<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .box {
            width: 700px;
            height: 700px;
            background-color: bisque;
            display: flex;
            justify-content: center;
        }

        .div1 {
            width: 300px;
            height: 300px;
            background-color: blue;
        }

        img {
            width: 200px;
            height: 200px;
            background-color: red;
        }
    </style>
</head>

<body>
<div class='box'>
    <div class='div1'>
        <img src="CSS3/img/1.png"/>
    </div>
</div>
</body>

</html>
